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-rw-r--r--src/core/automount.c40
-rw-r--r--src/core/automount.h2
-rw-r--r--src/core/dbus-path.c6
-rw-r--r--src/core/dbus-timer.c6
-rw-r--r--src/core/job.c4
-rw-r--r--src/core/load-fragment-gperf.gperf.m44
-rw-r--r--src/core/load-fragment.c103
-rw-r--r--src/core/load-fragment.h3
-rw-r--r--src/core/path.c69
-rw-r--r--src/core/path.h4
-rw-r--r--src/core/timer.c105
-rw-r--r--src/core/timer.h3
-rw-r--r--src/core/unit.c19
-rw-r--r--src/core/unit.h11
14 files changed, 166 insertions, 213 deletions
diff --git a/src/core/automount.c b/src/core/automount.c
index 4a98540d82..e6eedda96f 100644
--- a/src/core/automount.c
+++ b/src/core/automount.c
@@ -109,7 +109,6 @@ static void automount_done(Unit *u) {
assert(a);
unmount_autofs(a);
- unit_ref_unset(&a->mount);
free(a->where);
a->where = NULL;
@@ -200,8 +199,8 @@ static int automount_verify(Automount *a) {
}
static int automount_load(Unit *u) {
- int r;
Automount *a = AUTOMOUNT(u);
+ int r;
assert(u);
assert(u->load_state == UNIT_STUB);
@@ -222,17 +221,15 @@ static int automount_load(Unit *u) {
path_kill_slashes(a->where);
- r = automount_add_mount_links(a);
+ r = unit_load_related_unit(u, ".mount", &x);
if (r < 0)
return r;
- r = unit_load_related_unit(u, ".mount", &x);
+ r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS, x, true);
if (r < 0)
return r;
- unit_ref_set(&a->mount, x);
-
- r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS, UNIT_DEREF(a->mount), true);
+ r = automount_add_mount_links(a);
if (r < 0)
return r;
@@ -586,12 +583,11 @@ fail:
}
static void automount_enter_runnning(Automount *a) {
- int r;
- struct stat st;
_cleanup_dbus_error_free_ DBusError error;
+ struct stat st;
+ int r;
assert(a);
- assert(UNIT_DEREF(a->mount));
dbus_error_init(&error);
@@ -616,11 +612,15 @@ static void automount_enter_runnning(Automount *a) {
if (!S_ISDIR(st.st_mode) || st.st_dev != a->dev_id)
log_info_unit(UNIT(a)->id,
"%s's automount point already active?", UNIT(a)->id);
- else if ((r = manager_add_job(UNIT(a)->manager, JOB_START, UNIT_DEREF(a->mount), JOB_REPLACE, true, &error, NULL)) < 0) {
- log_warning_unit(UNIT(a)->id,
- "%s failed to queue mount startup job: %s",
- UNIT(a)->id, bus_error(&error, r));
- goto fail;
+ else {
+ r = manager_add_job(UNIT(a)->manager, JOB_START, UNIT_TRIGGER(UNIT(a)),
+ JOB_REPLACE, true, &error, NULL);
+ if (r < 0) {
+ log_warning_unit(UNIT(a)->id,
+ "%s failed to queue mount startup job: %s",
+ UNIT(a)->id, bus_error(&error, r));
+ goto fail;
+ }
}
automount_set_state(a, AUTOMOUNT_RUNNING);
@@ -643,7 +643,7 @@ static int automount_start(Unit *u) {
return -EEXIST;
}
- if (UNIT_DEREF(a->mount)->load_state != UNIT_LOADED)
+ if (UNIT_TRIGGER(u)->load_state != UNIT_LOADED)
return -ENOENT;
a->result = AUTOMOUNT_SUCCESS;
@@ -765,14 +765,12 @@ static const char *automount_sub_state_to_string(Unit *u) {
}
static bool automount_check_gc(Unit *u) {
- Automount *a = AUTOMOUNT(u);
-
- assert(a);
+ assert(u);
- if (!UNIT_DEREF(a->mount))
+ if (!UNIT_TRIGGER(u))
return false;
- return UNIT_VTABLE(UNIT_DEREF(a->mount))->check_gc(UNIT_DEREF(a->mount));
+ return UNIT_VTABLE(UNIT_TRIGGER(u))->check_gc(UNIT_TRIGGER(u));
}
static void automount_fd_event(Unit *u, int fd, uint32_t events, Watch *w) {
diff --git a/src/core/automount.h b/src/core/automount.h
index 3d5736d1cb..8276051352 100644
--- a/src/core/automount.h
+++ b/src/core/automount.h
@@ -48,8 +48,6 @@ struct Automount {
char *where;
- UnitRef mount;
-
int pipe_fd;
mode_t directory_mode;
Watch pipe_watch;
diff --git a/src/core/dbus-path.c b/src/core/dbus-path.c
index f7fed1754d..1e62083d9b 100644
--- a/src/core/dbus-path.c
+++ b/src/core/dbus-path.c
@@ -84,15 +84,15 @@ static int bus_path_append_paths(DBusMessageIter *i, const char *property, void
}
static int bus_path_append_unit(DBusMessageIter *i, const char *property, void *data) {
- Unit *u = data;
- Path *p = PATH(u);
+ Unit *u = data, *trigger;
const char *t;
assert(i);
assert(property);
assert(u);
- t = UNIT_DEREF(p->unit) ? UNIT_DEREF(p->unit)->id : "";
+ trigger = UNIT_TRIGGER(u);
+ t = trigger ? trigger->id : "";
return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
}
diff --git a/src/core/dbus-timer.c b/src/core/dbus-timer.c
index 75add81519..4082f7f9b9 100644
--- a/src/core/dbus-timer.c
+++ b/src/core/dbus-timer.c
@@ -152,15 +152,15 @@ static int bus_timer_append_calendar_timers(DBusMessageIter *i, const char *prop
}
static int bus_timer_append_unit(DBusMessageIter *i, const char *property, void *data) {
- Unit *u = data;
- Timer *timer = TIMER(u);
+ Unit *u = data, *trigger;
const char *t;
assert(i);
assert(property);
assert(u);
- t = UNIT_DEREF(timer->unit) ? UNIT_DEREF(timer->unit)->id : "";
+ trigger = UNIT_TRIGGER(u);
+ t = trigger ? trigger->id : "";
return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
}
diff --git a/src/core/job.c b/src/core/job.c
index af5855b71d..9a425a6da1 100644
--- a/src/core/job.c
+++ b/src/core/job.c
@@ -840,9 +840,11 @@ int job_finish_and_invalidate(Job *j, JobResult result, bool recursive) {
job_result_to_string(result),
NULL);
- unit_trigger_on_failure(u);
+ unit_start_on_failure(u);
}
+ unit_trigger_notify(u);
+
finish:
/* Try to start the next jobs that can be started */
SET_FOREACH(other, u->dependencies[UNIT_AFTER], i)
diff --git a/src/core/load-fragment-gperf.gperf.m4 b/src/core/load-fragment-gperf.gperf.m4
index d5e579fd7f..4e1454ee6c 100644
--- a/src/core/load-fragment-gperf.gperf.m4
+++ b/src/core/load-fragment-gperf.gperf.m4
@@ -241,14 +241,14 @@ Timer.OnBootSec, config_parse_timer, 0,
Timer.OnStartupSec, config_parse_timer, 0, 0
Timer.OnUnitActiveSec, config_parse_timer, 0, 0
Timer.OnUnitInactiveSec, config_parse_timer, 0, 0
-Timer.Unit, config_parse_timer_unit, 0, 0
+Timer.Unit, config_parse_trigger_unit, 0, 0
m4_dnl
Path.PathExists, config_parse_path_spec, 0, 0
Path.PathExistsGlob, config_parse_path_spec, 0, 0
Path.PathChanged, config_parse_path_spec, 0, 0
Path.PathModified, config_parse_path_spec, 0, 0
Path.DirectoryNotEmpty, config_parse_path_spec, 0, 0
-Path.Unit, config_parse_path_unit, 0, 0
+Path.Unit, config_parse_trigger_unit, 0, 0
Path.MakeDirectory, config_parse_bool, 0, offsetof(Path, make_directory)
Path.DirectoryMode, config_parse_mode, 0, offsetof(Path, directory_mode)
m4_dnl The [Install] section is ignored here.
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index c3f4f92611..0571d517b0 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -1254,50 +1254,57 @@ int config_parse_timer(const char *unit,
return 0;
}
-int config_parse_timer_unit(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
+int config_parse_trigger_unit(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
- Timer *t = data;
- int r;
- DBusError error;
- Unit *u;
_cleanup_free_ char *p = NULL;
+ Unit *u = data;
+ UnitType type;
+ int r;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
- dbus_error_init(&error);
+ if (!set_isempty(u->dependencies[UNIT_TRIGGERS])) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Multiple units to trigger specified, ignoring: %s", rvalue);
+ return 0;
+ }
- p = unit_name_printf(UNIT(t), rvalue);
+ p = unit_name_printf(u, rvalue);
if (!p)
return log_oom();
- if (endswith(p, ".timer")) {
+ type = unit_name_to_type(p);
+ if (type < 0) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Unit cannot be of type timer, ignoring: %s", rvalue);
+ "Unit type not valid, ignoring: %s", rvalue);
return 0;
}
- r = manager_load_unit(UNIT(t)->manager, p, NULL, NULL, &u);
+ if (type == u->type) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+ "Trigger cannot be of same type, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ r = unit_add_two_dependencies_by_name(u, UNIT_BEFORE, UNIT_TRIGGERS, p, NULL, true);
if (r < 0) {
log_syntax(unit, LOG_ERR, filename, line, -r,
- "Failed to load unit %s, ignoring: %s",
- rvalue, bus_error(&error, r));
- dbus_error_free(&error);
+ "Failed to add trigger on %s, ignoring: %s", p, strerror(-r));
return 0;
}
- unit_ref_set(&t->unit, u);
-
return 0;
}
@@ -1365,53 +1372,6 @@ int config_parse_path_spec(const char *unit,
return 0;
}
-int config_parse_path_unit(const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Path *t = data;
- int r;
- DBusError error;
- Unit *u;
- _cleanup_free_ char *p = NULL;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(data);
-
- dbus_error_init(&error);
-
- p = unit_name_printf(UNIT(t), rvalue);
- if (!p)
- return log_oom();
-
- if (endswith(p, ".path")) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Unit cannot be of type path, ignoring: %s", p);
- return 0;
- }
-
- r = manager_load_unit(UNIT(t)->manager, p, NULL, &error, &u);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, EINVAL,
- "Failed to load unit %s, ignoring: %s",
- p, bus_error(&error, r));
- dbus_error_free(&error);
- return 0;
- }
-
- unit_ref_set(&t->unit, u);
-
- return 0;
-}
-
int config_parse_socket_service(const char *unit,
const char *filename,
unsigned line,
@@ -2480,10 +2440,9 @@ void unit_dump_config_items(FILE *f) {
{ config_parse_unit_requires_mounts_for, "PATH [...]" },
{ config_parse_exec_mount_flags, "MOUNTFLAG [...]" },
{ config_parse_unit_string_printf, "STRING" },
+ { config_parse_trigger_unit, "UNIT" },
{ config_parse_timer, "TIMER" },
- { config_parse_timer_unit, "NAME" },
{ config_parse_path_spec, "PATH" },
- { config_parse_path_unit, "UNIT" },
{ config_parse_notify_access, "ACCESS" },
{ config_parse_ip_tos, "TOS" },
{ config_parse_unit_condition_path, "CONDITION" },
diff --git a/src/core/load-fragment.h b/src/core/load-fragment.h
index 0161ce0938..ff7f22a6f0 100644
--- a/src/core/load-fragment.h
+++ b/src/core/load-fragment.h
@@ -61,9 +61,8 @@ int config_parse_fsck_passno(const char *unit, const char *filename, unsigned li
int config_parse_kill_signal(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_exec_mount_flags(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_timer(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
-int config_parse_timer_unit(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_trigger_unit(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_path_spec(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
-int config_parse_path_unit(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_socket_service(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_service_sockets(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_unit_env_file(const char *unit, const char *filename, unsigned line, const char *section, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
diff --git a/src/core/path.c b/src/core/path.c
index d5b5eeb4a1..e1330f6c95 100644
--- a/src/core/path.c
+++ b/src/core/path.c
@@ -298,7 +298,6 @@ static void path_done(Unit *u) {
assert(p);
- unit_ref_unset(&p->unit);
path_free_specs(p);
}
@@ -390,21 +389,18 @@ static int path_load(Unit *u) {
if (u->load_state == UNIT_LOADED) {
- if (!UNIT_DEREF(p->unit)) {
+ if (set_isempty(u->dependencies[UNIT_TRIGGERS])) {
Unit *x;
r = unit_load_related_unit(u, ".service", &x);
if (r < 0)
return r;
- unit_ref_set(&p->unit, x);
+ r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS, x, true);
+ if (r < 0)
+ return r;
}
- r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS,
- UNIT_DEREF(p->unit), true);
- if (r < 0)
- return r;
-
r = path_add_mount_links(p);
if (r < 0)
return r;
@@ -421,11 +417,14 @@ static int path_load(Unit *u) {
static void path_dump(Unit *u, FILE *f, const char *prefix) {
Path *p = PATH(u);
+ Unit *trigger;
PathSpec *s;
assert(p);
assert(f);
+ trigger = UNIT_TRIGGER(u);
+
fprintf(f,
"%sPath State: %s\n"
"%sResult: %s\n"
@@ -434,7 +433,7 @@ static void path_dump(Unit *u, FILE *f, const char *prefix) {
"%sDirectoryMode: %04o\n",
prefix, path_state_to_string(p->state),
prefix, path_result_to_string(p->result),
- prefix, UNIT_DEREF(p->unit)->id,
+ prefix, trigger ? trigger->id : "n/a",
prefix, yes_no(p->make_directory),
prefix, p->directory_mode);
@@ -516,17 +515,18 @@ static void path_enter_dead(Path *p, PathResult f) {
}
static void path_enter_running(Path *p) {
+ _cleanup_dbus_error_free_ DBusError error;
int r;
- DBusError error;
assert(p);
+
dbus_error_init(&error);
/* Don't start job if we are supposed to go down */
- if (UNIT(p)->job && UNIT(p)->job->type == JOB_STOP)
+ if (unit_pending_inactive(UNIT(p)))
return;
- r = manager_add_job(UNIT(p)->manager, JOB_START, UNIT_DEREF(p->unit),
+ r = manager_add_job(UNIT(p)->manager, JOB_START, UNIT_TRIGGER(UNIT(p)),
JOB_REPLACE, true, &error, NULL);
if (r < 0)
goto fail;
@@ -544,8 +544,6 @@ fail:
log_warning("%s failed to queue unit startup job: %s",
UNIT(p)->id, bus_error(&error, r));
path_enter_dead(p, PATH_FAILURE_RESOURCES);
-
- dbus_error_free(&error);
}
static bool path_check_good(Path *p, bool initial) {
@@ -616,7 +614,7 @@ static int path_start(Unit *u) {
assert(p);
assert(p->state == PATH_DEAD || p->state == PATH_FAILED);
- if (UNIT_DEREF(p->unit)->load_state != UNIT_LOADED)
+ if (UNIT_TRIGGER(u)->load_state != UNIT_LOADED)
return -ENOENT;
path_mkdir(p);
@@ -737,33 +735,28 @@ fail:
path_enter_dead(p, PATH_FAILURE_RESOURCES);
}
-void path_unit_notify(Unit *u, UnitActiveState new_state) {
- Iterator i;
- Unit *k;
-
- if (u->type == UNIT_PATH)
- return;
+static void path_trigger_notify(Unit *u, Unit *other) {
+ Path *p = PATH(u);
- SET_FOREACH(k, u->dependencies[UNIT_TRIGGERED_BY], i) {
- Path *p;
+ assert(u);
+ assert(other);
- if (k->type != UNIT_PATH)
- continue;
+ /* Invoked whenever the unit we trigger changes state or gains
+ * or loses a job */
- if (k->load_state != UNIT_LOADED)
- continue;
-
- p = PATH(k);
+ if (other->load_state != UNIT_LOADED)
+ return;
- if (p->state == PATH_RUNNING && new_state == UNIT_INACTIVE) {
- log_debug("%s got notified about unit deactivation.",
- UNIT(p)->id);
+ if (p->state == PATH_RUNNING &&
+ UNIT_IS_INACTIVE_OR_FAILED(unit_active_state(other))) {
+ log_debug_unit(UNIT(p)->id,
+ "%s got notified about unit deactivation.",
+ UNIT(p)->id);
- /* Hmm, so inotify was triggered since the
- * last activation, so I guess we need to
- * recheck what is going on. */
- path_enter_waiting(p, false, p->inotify_triggered);
- }
+ /* Hmm, so inotify was triggered since the
+ * last activation, so I guess we need to
+ * recheck what is going on. */
+ path_enter_waiting(p, false, p->inotify_triggered);
}
}
@@ -830,6 +823,8 @@ const UnitVTable path_vtable = {
.fd_event = path_fd_event,
+ .trigger_notify = path_trigger_notify,
+
.reset_failed = path_reset_failed,
.bus_interface = "org.freedesktop.systemd1.Path",
diff --git a/src/core/path.h b/src/core/path.h
index 645feef191..974041539b 100644
--- a/src/core/path.h
+++ b/src/core/path.h
@@ -80,8 +80,6 @@ struct Path {
LIST_HEAD(PathSpec, specs);
- UnitRef unit;
-
PathState state, deserialized_state;
bool inotify_triggered;
@@ -92,8 +90,6 @@ struct Path {
PathResult result;
};
-void path_unit_notify(Unit *u, UnitActiveState new_state);
-
/* Called from the mount code figure out if a mount is a dependency of
* any of the paths of this path object */
int path_add_one_mount_link(Path *p, Mount *m);
diff --git a/src/core/timer.c b/src/core/timer.c
index 107dbb3f21..b5d895f048 100644
--- a/src/core/timer.c
+++ b/src/core/timer.c
@@ -72,8 +72,6 @@ static void timer_done(Unit *u) {
unit_unwatch_timer(u, &t->monotonic_watch);
unit_unwatch_timer(u, &t->realtime_watch);
-
- unit_ref_unset(&t->unit);
}
static int timer_verify(Timer *t) {
@@ -122,20 +120,18 @@ static int timer_load(Unit *u) {
if (u->load_state == UNIT_LOADED) {
- if (!UNIT_DEREF(t->unit)) {
+ if (set_isempty(u->dependencies[UNIT_TRIGGERS])) {
Unit *x;
r = unit_load_related_unit(u, ".service", &x);
if (r < 0)
return r;
- unit_ref_set(&t->unit, x);
+ r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS, x, true);
+ if (r < 0)
+ return r;
}
- r = unit_add_two_dependencies(u, UNIT_BEFORE, UNIT_TRIGGERS, UNIT_DEREF(t->unit), true);
- if (r < 0)
- return r;
-
if (UNIT(t)->default_dependencies) {
r = timer_add_default_dependencies(t);
if (r < 0)
@@ -148,15 +144,18 @@ static int timer_load(Unit *u) {
static void timer_dump(Unit *u, FILE *f, const char *prefix) {
Timer *t = TIMER(u);
+ Unit *trigger;
TimerValue *v;
+ trigger = UNIT_TRIGGER(u);
+
fprintf(f,
"%sTimer State: %s\n"
"%sResult: %s\n"
"%sUnit: %s\n",
prefix, timer_state_to_string(t->state),
prefix, timer_result_to_string(t->result),
- prefix, UNIT_DEREF(t->unit)->id);
+ prefix, trigger ? trigger->id : "n/a");
LIST_FOREACH(value, v, t->values) {
@@ -285,18 +284,18 @@ static void timer_enter_waiting(Timer *t, bool initial) {
case TIMER_UNIT_ACTIVE:
- if (UNIT_DEREF(t->unit)->inactive_exit_timestamp.monotonic <= 0)
+ if (UNIT_TRIGGER(UNIT(t))->inactive_exit_timestamp.monotonic <= 0)
continue;
- base = UNIT_DEREF(t->unit)->inactive_exit_timestamp.monotonic;
+ base = UNIT_TRIGGER(UNIT(t))->inactive_exit_timestamp.monotonic;
break;
case TIMER_UNIT_INACTIVE:
- if (UNIT_DEREF(t->unit)->inactive_enter_timestamp.monotonic <= 0)
+ if (UNIT_TRIGGER(UNIT(t))->inactive_enter_timestamp.monotonic <= 0)
continue;
- base = UNIT_DEREF(t->unit)->inactive_enter_timestamp.monotonic;
+ base = UNIT_TRIGGER(UNIT(t))->inactive_enter_timestamp.monotonic;
break;
default:
@@ -369,10 +368,11 @@ static void timer_enter_running(Timer *t) {
dbus_error_init(&error);
/* Don't start job if we are supposed to go down */
- if (UNIT(t)->job && UNIT(t)->job->type == JOB_STOP)
+ if (unit_pending_inactive(UNIT(t)))
return;
- r = manager_add_job(UNIT(t)->manager, JOB_START, UNIT_DEREF(t->unit), JOB_REPLACE, true, &error, NULL);
+ r = manager_add_job(UNIT(t)->manager, JOB_START, UNIT_TRIGGER(UNIT(t)),
+ JOB_REPLACE, true, &error, NULL);
if (r < 0)
goto fail;
@@ -394,7 +394,7 @@ static int timer_start(Unit *u) {
assert(t);
assert(t->state == TIMER_DEAD || t->state == TIMER_FAILED);
- if (UNIT_DEREF(t->unit)->load_state != UNIT_LOADED)
+ if (UNIT_TRIGGER(u)->load_state != UNIT_LOADED)
return -ENOENT;
t->result = TIMER_SUCCESS;
@@ -481,58 +481,49 @@ static void timer_timer_event(Unit *u, uint64_t elapsed, Watch *w) {
timer_enter_running(t);
}
-void timer_unit_notify(Unit *u, UnitActiveState new_state) {
- Iterator i;
- Unit *k;
+static void timer_trigger_notify(Unit *u, Unit *other) {
+ Timer *t = TIMER(u);
+ TimerValue *v;
- if (u->type == UNIT_TIMER)
- return;
+ assert(u);
+ assert(other);
- SET_FOREACH(k, u->dependencies[UNIT_TRIGGERED_BY], i) {
- Timer *t;
- TimerValue *v;
+ log_error("NOTIFY!");
- if (k->type != UNIT_TIMER)
- continue;
+ if (other->load_state != UNIT_LOADED)
+ return;
- if (k->load_state != UNIT_LOADED)
- continue;
+ /* Reenable all timers that depend on unit state */
+ LIST_FOREACH(value, v, t->values)
+ if (v->base == TIMER_UNIT_ACTIVE ||
+ v->base == TIMER_UNIT_INACTIVE)
+ v->disabled = false;
- t = TIMER(k);
+ switch (t->state) {
- /* Reenable all timers that depend on unit state */
- LIST_FOREACH(value, v, t->values)
- if (v->base == TIMER_UNIT_ACTIVE ||
- v->base == TIMER_UNIT_INACTIVE)
- v->disabled = false;
+ case TIMER_WAITING:
+ case TIMER_ELAPSED:
- switch (t->state) {
+ /* Recalculate sleep time */
+ timer_enter_waiting(t, false);
+ break;
- case TIMER_WAITING:
- case TIMER_ELAPSED:
+ case TIMER_RUNNING:
- /* Recalculate sleep time */
+ if (UNIT_IS_INACTIVE_OR_FAILED(unit_active_state(other))) {
+ log_debug_unit(UNIT(t)->id,
+ "%s got notified about unit deactivation.",
+ UNIT(t)->id);
timer_enter_waiting(t, false);
- break;
-
- case TIMER_RUNNING:
-
- if (UNIT_IS_INACTIVE_OR_FAILED(new_state)) {
- log_debug_unit(UNIT(t)->id,
- "%s got notified about unit deactivation.",
- UNIT(t)->id);
- timer_enter_waiting(t, false);
- }
-
- break;
+ }
+ break;
- case TIMER_DEAD:
- case TIMER_FAILED:
- break;
+ case TIMER_DEAD:
+ case TIMER_FAILED:
+ break;
- default:
- assert_not_reached("Unknown timer state");
- }
+ default:
+ assert_not_reached("Unknown timer state");
}
}
@@ -614,6 +605,8 @@ const UnitVTable timer_vtable = {
.timer_event = timer_timer_event,
+ .trigger_notify = timer_trigger_notify,
+
.reset_failed = timer_reset_failed,
.time_change = timer_time_change,
diff --git a/src/core/timer.h b/src/core/timer.h
index c145348c7d..163bd6c3be 100644
--- a/src/core/timer.h
+++ b/src/core/timer.h
@@ -74,7 +74,6 @@ struct Timer {
usec_t next_elapse_realtime;
TimerState state, deserialized_state;
- UnitRef unit;
Watch monotonic_watch;
Watch realtime_watch;
@@ -82,8 +81,6 @@ struct Timer {
TimerResult result;
};
-void timer_unit_notify(Unit *u, UnitActiveState new_state);
-
void timer_free_values(Timer *t);
extern const UnitVTable timer_vtable;
diff --git a/src/core/unit.c b/src/core/unit.c
index 5834009445..4b9abf32dc 100644
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -1304,7 +1304,7 @@ static void check_unneeded_dependencies(Unit *u) {
unit_check_unneeded(other);
}
-void unit_trigger_on_failure(Unit *u) {
+void unit_start_on_failure(Unit *u) {
Unit *other;
Iterator i;
@@ -1324,6 +1324,17 @@ void unit_trigger_on_failure(Unit *u) {
}
}
+void unit_trigger_notify(Unit *u) {
+ Unit *other;
+ Iterator i;
+
+ assert(u);
+
+ SET_FOREACH(other, u->dependencies[UNIT_TRIGGERED_BY], i)
+ if (UNIT_VTABLE(other)->trigger_notify)
+ UNIT_VTABLE(other)->trigger_notify(other, u);
+}
+
void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_success) {
Manager *m;
bool unexpected;
@@ -1354,9 +1365,6 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su
u->active_enter_timestamp = ts;
else if (UNIT_IS_ACTIVE_OR_RELOADING(os) && !UNIT_IS_ACTIVE_OR_RELOADING(ns))
u->active_exit_timestamp = ts;
-
- timer_unit_notify(u, ns);
- path_unit_notify(u, ns);
}
if (UNIT_IS_INACTIVE_OR_FAILED(ns))
@@ -1461,7 +1469,7 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su
if (ns != os && ns == UNIT_FAILED) {
log_notice_unit(u->id,
"MESSAGE=Unit %s entered failed state.", u->id);
- unit_trigger_on_failure(u);
+ unit_start_on_failure(u);
}
}
@@ -1512,6 +1520,7 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su
}
manager_recheck_journal(m);
+ unit_trigger_notify(u);
/* Maybe we finished startup and are now ready for being
* stopped because unneeded? */
diff --git a/src/core/unit.h b/src/core/unit.h
index a972a31366..51a8364d63 100644
--- a/src/core/unit.h
+++ b/src/core/unit.h
@@ -352,7 +352,7 @@ struct UnitVTable {
/* Called whenever a process of this unit sends us a message */
void (*notify_message)(Unit *u, pid_t pid, char **tags);
- /* Called whenever a name thus Unit registered for comes or
+ /* Called whenever a name this Unit registered for comes or
* goes away. */
void (*bus_name_owner_change)(Unit *u, const char *name, const char *old_owner, const char *new_owner);
@@ -368,6 +368,10 @@ struct UnitVTable {
/* Return the set of units that are following each other */
int (*following_set)(Unit *u, Set **s);
+ /* Invoked each time a unit this unit is triggering changes
+ * state or gains/loses a job */
+ void (*trigger_notify)(Unit *u, Unit *trigger);
+
/* Called whenever CLOCK_REALTIME made a jump */
void (*time_change)(Unit *u);
@@ -417,6 +421,8 @@ extern const UnitVTable * const unit_vtable[_UNIT_TYPE_MAX];
/* For casting the various unit types into a unit */
#define UNIT(u) (&(u)->meta)
+#define UNIT_TRIGGER(u) ((Unit*) set_first((u)->dependencies[UNIT_TRIGGERS]))
+
DEFINE_CAST(SOCKET, Socket);
DEFINE_CAST(TIMER, Timer);
DEFINE_CAST(SERVICE, Service);
@@ -540,7 +546,8 @@ char *unit_default_cgroup_path(Unit *u);
int unit_following_set(Unit *u, Set **s);
-void unit_trigger_on_failure(Unit *u);
+void unit_start_on_failure(Unit *u);
+void unit_trigger_notify(Unit *u);
bool unit_condition_test(Unit *u);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-10 17:32:54 +0000